13 citations
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December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
10 citations
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April 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Skin irritants can promote hair growth by affecting specific skin proteins.
January 2008 in “Journal of Practical Medical Techniques” Microencapsulated cells can regenerate hair follicles in rat ears.
March 2006 in “Chinese journal of plastic surgery” Microencapsulated human hair cells can regenerate hair follicles in mice ears.
125 citations
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August 1992 in “Development” Implanted dermal papillae can induce hair growth in rat ear wounds.
56 citations
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September 2013 in “Journal of Biochemistry and Molecular Biology” Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.
5 citations
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February 2008 in “Experimental Dermatology” Cyclosporin A promotes hair growth in mice and increases a protein linked to hair growth, but it may not work the same way in humans.
1 citations
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January 2023 in “Frontiers in veterinary science” Activating autophagy in dogs with certain diseases improves their skin and hair.
10 citations
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May 1991 in “Journal of the American Academy of Dermatology”
April 2023 in “Journal of Investigative Dermatology” People who had severe COVID-19 are more likely to experience hair loss.
10 citations
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January 2021 in “BioMed Research International” Some recovered COVID-19 patients experience skin, hair, and nail issues, suggesting they need follow-up care.
March 2025 in “International Journal of Trichology” The combined treatment improved hair growth and scalp health in a patient with scalp alopecia from birth.
August 2024 in “Journal of Dermatology for Physician Assistants” Early treatment of COVID-19-related hair loss is crucial for better outcomes.
December 2022 in “Journal of Education, Health and Sport” Covid-19 can cause different types of hair loss, which can affect people's mental and social well-being.
December 2022 in “Journal of Education, Health and Sport” COVID-19 can cause hair loss, often treated effectively with a combination of supplements and topical treatments.
18 citations
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February 2017 in “Journal of Cosmetic Dermatology” Mesotherapy for hair loss can sometimes cause more hair loss and scarring.
9 citations
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September 2021 in “Journal of cosmetic dermatology” Getting a hyaluronic acid filler can sometimes cause temporary hair loss due to pressure on an artery, not blockage.
PRP injections are a simple, safe, and cost-effective treatment for hair loss.
Injecting follicular cells into skin can lead to the formation of new hair follicles.
October 2025 in “Clinical Case Reports” PRP injection for hair growth can cause reversible vision loss due to inflammatory optic neuropathy.
211 citations
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October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
3 citations
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April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Curcumin applied to the skin can start hair growth in mice.
1 citations
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April 2024 in “Journal of Pharmaceutical and Pharmacological Sciences” The mouse models are effective for testing new hair loss treatments.
December 2025 in “Mendeley Data” Botulinum toxin injections do not improve hair transplant results.
November 2025 in “Mendeley Data” Botulinum toxin injections do not improve hair transplant results.
Platelet-rich plasma injections effectively increase hair density in men suffering from common hair loss.
81 citations
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September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
24 citations
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April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
42 citations
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June 2019 in “Aging” 3,4,5-tri-O-caffeoylquinic acid promotes hair growth by activating the β-catenin pathway.
8 citations
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November 2024 in “Phytomedicine” Isoquercitrin helps hair grow by activating certain cell processes.